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comparison: dom/events/test/test_bug650493.html

dom/events/test/test_bug650493.html

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1 <!DOCTYPE HTML>
2 <html>
3 <!--
4 https://bugzilla.mozilla.org/show_bug.cgi?id=650493
5 -->
6 <head>
7 <title>Test for Bug 650493</title>
8 <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
9 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
10 </head>
11 <body>
12 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=650493">Mozilla Bug 650493</a>
13 <p id="display"></p>
14 <div id="content" style="display: none">
15
16 </div>
17 <pre id="test">
18 <script class="testbody" type="text/javascript">
19
20 function getNodes() {
21 var walker = document.createTreeWalker($('content'), NodeFilter.SHOW_ALL, null);
22 var nodes = [];
23 do {
24 nodes.push(walker.currentNode);
25 } while(walker.nextNode());
26
27 return nodes;
28 }
29
30 function check() {
31 var current = getNodes();
32 is(nodes.length, current.length, "length after " + testName);
33 nodes.forEach(function(val, index) {
34 ok(current.indexOf(val) > -1, "nodes[" + index + "] (" + val + ") shouldn't exist after " + testName);
35 });
36 }
37
38 var nodes = getNodes();
39 var testName = "empty";
40 var mutateCount = 0;
41
42 check();
43
44 // Set up listeners
45 root = $('content');
46 root.addEventListener("DOMNodeInserted", function(e) {
47 mutateCount++;
48 is(e.isTrusted, true, "untrusted mutation event");
49 var w = document.createTreeWalker(e.target, NodeFilter.SHOW_ALL, null);
50 do {
51 is(nodes.indexOf(w.currentNode), -1, "already have inserted node (" + w.currentNode + ") when " + testName);
52 nodes.push(w.currentNode);
53 } while(w.nextNode());
54 }, false);
55 root.addEventListener("DOMNodeRemoved", function(e) {
56 mutateCount++;
57 is(e.isTrusted, true, "untrusted mutation event");
58 var w = document.createTreeWalker(e.target, NodeFilter.SHOW_ALL, null);
59 do {
60 var index = nodes.indexOf(w.currentNode);
61 ok(index != -1, "missing removed node (" + w.currentNode + ") when " + testName);
62 nodes.splice(index, 1);
63 } while(w.nextNode());
64 }, false);
65
66 testName = "text-only innerHTML";
67 root.innerHTML = "hello world";
68 check();
69
70 testName = "innerHTML with <b>";
71 root.innerHTML = "<b>bold</b> world";
72 check();
73
74 testName = "complex innerHTML";
75 root.innerHTML = "<b>b<span>old</span></b> <strong>world";
76 check();
77
78 testName = "replacing using .textContent";
79 root.textContent = "i'm just a plain text minding my own business";
80 check();
81
82 testName = "clearing using .textContent";
83 root.textContent = "";
84 check();
85
86 testName = "inserting using .textContent";
87 root.textContent = "i'm new text!!";
88 check();
89
90 testName = "inserting using .textContent";
91 root.textContent = "i'm new text!!";
92 check();
93
94 testName = "preparing to normalize";
95 root.innerHTML = "<u><b>foo</b></u> ";
96 var u = root.firstChild;
97 is(u.nodeName, "U", "got the right node");
98 var b = u.firstChild;
99 is(b.nodeName, "B", "got the right node");
100 b.insertBefore(document.createTextNode(""), b.firstChild);
101 b.insertBefore(document.createTextNode(""), b.firstChild);
102 b.appendChild(document.createTextNode(""));
103 b.appendChild(document.createTextNode("hello"));
104 b.appendChild(document.createTextNode("world"));
105 u.appendChild(document.createTextNode("foo"));
106 u.appendChild(document.createTextNode(""));
107 u.appendChild(document.createTextNode("bar"));
108 check();
109
110 testName = "normalizing";
111 root.normalize();
112 check();
113
114 testName = "self replace firstChild";
115 mutateCount = 0;
116 root.replaceChild(root.firstChild, root.firstChild);
117 check();
118 is(mutateCount, 2, "should remove and reinsert " + testName);
119
120 testName = "self replace second child";
121 mutateCount = 0;
122 root.replaceChild(root.firstChild.nextSibling, root.firstChild.nextSibling);
123 check();
124 is(mutateCount, 2, "should remove and reinsert " + testName);
125
126 testName = "self replace lastChild";
127 mutateCount = 0;
128 root.replaceChild(root.lastChild, root.lastChild);
129 check();
130 is(mutateCount, 2, "should remove and reinsert " + testName);
131
132 testName = "self insertBefore firstChild";
133 mutateCount = 0;
134 root.insertBefore(root.firstChild, root.firstChild);
135 check();
136 is(mutateCount, 2, "should remove and reinsert " + testName);
137
138 testName = "self insertBefore second child";
139 mutateCount = 0;
140 root.insertBefore(root.firstChild.nextSibling, root.firstChild.nextSibling);
141 check();
142 is(mutateCount, 2, "should remove and reinsert " + testName);
143
144 testName = "self insertBefore lastChild";
145 mutateCount = 0;
146 root.insertBefore(root.lastChild, root.lastChild);
147 check();
148 is(mutateCount, 2, "should remove and reinsert " + testName);
149
150 testName = "appendChild last";
151 mutateCount = 0;
152 root.appendChild(root.lastChild);
153 check();
154 is(mutateCount, 2, "should remove and reinsert " + testName);
155
156 testName = "prepare script/style";
157 script = document.createElement("script");
158 script.appendChild(document.createTextNode("void(0);"));
159 root.appendChild(script);
160 style = document.createElement("style");
161 root.appendChild(style);
162 check();
163
164 testName = "set something in script";
165 script.text = "something";
166 check();
167
168 testName = "set something in style";
169 style.innerHTML = "something { dislay: none; }";
170 check();
171
172 testName = "moving style";
173 root.insertBefore(style, root.firstChild);
174 check();
175
176 testName = "replacing script";
177 root.replaceChild(b, script);
178 check();
179
180 testName = "doc-fragment insert in the middle";
181 frag = document.createDocumentFragment();
182 frag.addEventListener("DOMNodeRemoved", function(e) {
183 var index = children.indexOf(e.target);
184 ok(index != -1, "unknown child removed from fragment");
185 children.splice(index, 1);
186 }, false);
187 var children = [];
188 children.push(document.createTextNode("foo"));
189 children.push(document.createTextNode("bar"));
190 children.push(document.createElement("span"));
191 children.push(document.createElement("b"));
192 children[2].appendChild(document.createElement("i"));
193 children.forEach(function(child) { frag.appendChild(child); });
194 ok(root.firstChild, "need to have children in order to test inserting before end");
195 root.replaceChild(frag, root.firstChild);
196 check();
197 is(children.length, 0, "should have received DOMNodeRemoved for all frag children when inserting");
198 is(frag.childNodes.length, 0, "fragment should be empty when inserting");
199
200 testName = "doc-fragment append at the end";
201 children.push(document.createTextNode("foo"));
202 children.push(document.createTextNode("bar"));
203 children.push(document.createElement("span"));
204 children.push(document.createElement("b"));
205 children[2].appendChild(document.createElement("i"));
206 children.forEach(function(child) { frag.appendChild(child); });
207 root.appendChild(frag);
208 check();
209 is(children.length, 0, "should have received DOMNodeRemoved for all frag children when appending");
210 is(frag.childNodes.length, 0, "fragment should be empty when appending");
211
212 </script>
213 </body>
214 </html>
215

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